Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2013 9 27.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 09/29/2013   06:30:31   (  46.53, -65.04) 09/29/2013   06:31:23    (  46.95, -66.98)  154.80             52
 09/29/2013   08:08:26   (  49.92, -88.41) 09/29/2013   08:11:52    (  50.40, -90.87)  183.02            206
 09/29/2013   09:47:19   (  49.92,-113.13) 09/29/2013   09:53:20    (  50.51,-116.19)  227.42            361
 10/01/2013   19:06:35   (  49.94, -92.59) 10/01/2013   19:02:11    (  49.63, -94.50)  141.67            264
 10/01/2013   20:45:29   (  50.00,-117.33) 10/01/2013   20:43:40    (  49.57,-119.85)  186.85            109
 10/04/2013   08:35:16   (  20.08,-101.93) 10/04/2013   08:26:57    (  20.11,-102.08)   16.12            499
 10/04/2013   10:11:38   (  29.18,-124.43) 10/04/2013   10:05:50    (  29.30,-125.08)   64.68            348